publication venue for Disrupted cortico-limbic connectivity during reward processing in remitted bipolar I disorder 2017 Positive emotion persistence in depression? Examination of emotion reactivity across bipolar and unipolar depression 2015 Evaluating sleep in bipolar disorder: comparison between actigraphy, polysomnography, and sleep diary 2012 Sensitivity and specificity of the Mood Disorder Questionnaire in the perinatal population 2011 Circadian gene polymorphisms and liability to bipolar I disorder 2007 Rethinking positive emotion disturbance: Positive Emotion Persistence (PEP) in bipolar disorder 2011